Description
A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.
Metrics
CVSS 3.1 5.7/10
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| [UNKNOWN] | nettle | n/a |
References
- http://cat.eyalro.net/Technical Description, Third Party Advisory
- http://www.securityfocus.com/bid/106092Broken Link, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16869Issue Tracking, Third Party Advisory
- http://cat.eyalro.net/Technical Description, Third Party Advisory
- http://www.securityfocus.com/bid/106092Broken Link, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16869Issue Tracking, Third Party Advisory
Timeline
- Published
- Dec 3, 2018
- Last modified
- Jun 17, 2026
- NVD status
- Modified